APA Style

TEKIELA, Stan. (2000). Birds of Pennsylvania: field guide . : .

Chicago Style

TEKIELA, Stan. Birds of Pennsylvania: field guide. : , 2000. Text.

MLA Style

TEKIELA, Stan. Birds of Pennsylvania: field guide. : , 2000. Text.

Turabian Style

TEKIELA, Stan. Birds of Pennsylvania: field guide. : , 2000. Print.